.s_mask {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    background-color: rgba($color: #000000, $alpha: 0.5);
    display: flex;
    justify-content: center;
    align-items: center;

    .title {
        color: #fff;
        font-size: 32rpx;
    }
}
